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Annotation of sys/dev/isa/ess_isapnp.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: ess_isapnp.c,v 1.5 2002/03/14 01:26:56 millert Exp $  */
        !             2: /*     $NetBSD: ess_isa.c,v 1.4 1999/03/18 20:57:11 mycroft Exp $      */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1999 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by Nathan J. Williams.
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *        This product includes software developed by the NetBSD
        !            22:  *        Foundation, Inc. and its contributors.
        !            23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            24:  *    contributors may be used to endorse or promote products derived
        !            25:  *    from this software without specific prior written permission.
        !            26:  *
        !            27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            37:  * POSSIBILITY OF SUCH DAMAGE.
        !            38:  */
        !            39:
        !            40:
        !            41: #include <sys/param.h>
        !            42: #include <sys/systm.h>
        !            43: #include <sys/device.h>
        !            44: #include <sys/timeout.h>
        !            45:
        !            46: #include <machine/cpu.h>
        !            47: #include <machine/bus.h>
        !            48:
        !            49: #include <dev/isa/isavar.h>
        !            50:
        !            51: #include <dev/isa/essreg.h>
        !            52: #include <dev/isa/essvar.h>
        !            53:
        !            54: #ifdef ESS_ISAPNP_DEBUG
        !            55: #define DPRINTF(x)     printf x
        !            56: #else
        !            57: #define DPRINTF(x)
        !            58: #endif
        !            59:
        !            60: int ess_isapnp_probe(struct device *, void *, void *);
        !            61: void ess_isapnp_attach(struct device *, struct device *, void *);
        !            62:
        !            63: struct cfattach ess_isapnp_ca = {
        !            64:        sizeof(struct ess_softc), ess_isapnp_probe, ess_isapnp_attach
        !            65: };
        !            66:
        !            67: int
        !            68: ess_isapnp_probe(parent, match, aux)
        !            69:        struct device *parent;
        !            70:        void *match, *aux;
        !            71: {
        !            72:        return 1;
        !            73: }
        !            74:
        !            75: void ess_isapnp_attach(parent, self, aux)
        !            76:         struct device *parent, *self;
        !            77:         void *aux;
        !            78: {
        !            79:        struct ess_softc *sc = (void *)self;
        !            80:        struct isa_attach_args *ia = aux;
        !            81:
        !            82:        sc->sc_ic = ia->ia_ic;
        !            83:        sc->sc_iot = ia->ia_iot;
        !            84:        sc->sc_ioh = ia->ipa_io[0].h;
        !            85:        sc->sc_iobase = ia->ipa_io[0].base;
        !            86:
        !            87:        sc->sc_audio1.irq = ia->ipa_irq[0].num;
        !            88:        sc->sc_audio1.ist = ia->ipa_irq[0].type;
        !            89:        sc->sc_audio1.drq = ia->ipa_drq[0].num;
        !            90:        sc->sc_audio2.irq = ia->ipa_irq[0].num;
        !            91:        sc->sc_audio2.ist = ia->ipa_irq[0].type;
        !            92:        sc->sc_audio2.drq = ia->ipa_drq[1].num;
        !            93:
        !            94:        sc->sc_isa = parent->dv_parent;
        !            95:
        !            96:        if (!essmatch(sc)) {
        !            97:                printf(": essmatch failed\n");
        !            98:                return;
        !            99:        }
        !           100:
        !           101:        essattach(sc);
        !           102: }